diff --git a/content/mimium新内部表現の構想.md b/content/mimium新内部表現の構想.md
index 007a36b6..5da45498 100644
--- a/content/mimium新内部表現の構想.md
+++ b/content/mimium新内部表現の構想.md
@@ -56,14 +56,10 @@ $$
 \begin{align}
 e \; ::=& \quad x \quad x \in \mathbb{V} \quad & [value]\\
      |& \quad \lambda x.e  \quad & [lambda]\\
-     |& \quad fix \; x.e  \quad & [fixpoint]\\
      |& \quad e \; e \quad & [app]\\
+	 |& \quad fix \; x.e  \quad & [fixpoint]\\
      |& \quad feed \; x.e \quad & [feed] \\
 |& \quad delay \; e \; e & [delay]\\
-     %%|& \quad (e_1,e_2) \quad & [product]\\
-     %%|& \quad \pi_n e \quad n\in \mathbb{N},\; n>0 \quad & [project]\\
-     %%|& \quad \langle e \rangle \quad & [code] \\
-     %%|& \quad \textasciitilde e \quad & [escape]
 \end{align}
 $$